This is the Main Needle for the HPI .21BB engine.
FEATURES: Steel main needle
Black rubber O-ring pre-installed
INCLUDES: One main needle
REQUIRES: Threading into needle holder
SPECS: Length: 18mm (3/4")
COMMENTS: This is just the main .
Complete : HPIG1461
holder: HPIG1470
dew 4-2-403
ir/jxs
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